#coding: utf-8

from numpy.random import randn

def add_and_sum(x, y):
	added = x + y
	summed = added.sum(axis = 1)
	return summed

def cal_function():
	x = randn(1000, 1000)
	y = randn(1000, 1000)
	return add_and_sum(x, y)
